Observatory · observe first
Follow the allocation change
Matched S&P 500 members → sector → industry → sub-industry → company. Each step uses the same percentage points.
Historical time machine
Historical observation
20182026
1 · Sector
Weight and 12M allocation change
2 · Industry
Inside Consumer Discretionary
Apparel Retail0.58%+0.23 ppHotels, Resorts & Cruise Lines0.76%-0.16 ppRestaurants1.63%+0.13 ppCasinos & Gaming0.15%-0.08 ppAutomobile Manufacturers0.49%-0.08 ppOther Specialty Retail0.13%+0.05 ppAutomotive Retail0.16%+0.04 ppApparel, Accessories & Luxury Goods0.47%+0.03 ppConsumer Electronics0.10%+0.03 ppAutomotive Parts & Equipment0.12%-0.02 ppHomebuilding0.13%-0.02 ppBroadline Retail0.45%-0.02 ppComputer & Electronics Retail0.11%-0.02 ppDistributors0.09%+0.01 ppHome Improvement Retail1.72%+0.01 ppLeisure Products0.06%-0.00 ppFootwear0.00%+0.00 ppHomefurnishing Retail0.00%+0.00 pp
3 · Sub-industry
Inside Automobile Manufacturers
Automobile Manufacturers · weight
0.49%
Industry change · 12M
-0.08 pp
Automobile Manufacturers · contribution
-0.078 pp
Company participation
100%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Mar 2019 · sorted by absolute contribution to 12-month change
| Company | Country | Market cap | Universe weight | 3M contribution | 12M contribution | 12M price return | Above 6M weight average |
|---|---|---|---|---|---|---|---|
| Ford Motor Company → F | United States | $32.7bn | 0.188% | +0.086 pp | -0.065 pp | -15.7% | Yes |
| General Motors → GM | United States | $52.3bn | 0.300% | +0.132 pp | -0.012 pp | +6.2% | Yes |
Company contributions use weights among matched S&P 500 members and add through each level without rescaling. Companies without matched shares and prices are omitted. These observations do not establish official index weights or actual fund flows.